Telephone system



Dec. 10, 1940. A. .1. BUSCH E-rAL TELEPHONE SYSTEM Filed June 17, 1938 2l Sheets-Sheet 1 Vim! Q @El Dec. 10, 1940. A. J. BUSCH ETAL TELEPHONE SYSTEM Filed June 17, 1938 2l Sheets-Sheet 2 'ATTORNZt Dec 10, 1940. A. J. BuscH Erm.

TELEPHONE SYSTEM Filed June 17, 1938 A TTONEV Dec. 10, 1940. A. J. BUSCH ETAL TELEPHONE SYSTEM Filed June 17, 1938 2l Sheets-Sheet 4 @Y WMWMWW Dec. 1o, 1940. A g. BUSCH Em 2,224,251

TELEPHONE SYSTEM Filed June 17, 1958 21 sheets-sheet S L/NE' LINK AND GROUP CIRCUIT rERM/N //vs MA RKER y Wfvm A fro/WEP Dec. 1o, 1940. A l BUSCH5 ETAL 2,224,251

TELEPHONE SYSTEM Filed June i7, 1958 21 sheets-Sheets ..'A.J. BUSCH /NI/ENTORS. ELERW/N DBC. 10, 1940. A 1 BUSCH ETAL 4 2,224,251

TELEPHONE SYSTEM Filed June 17, 193B 21 Sheets-She'et l A. J. BUSCH /Nl/ENTORS- .ERW/N TTORNEY A. J. BUSCH ETAL 21 sheets-sheet 8 AJ. Busch' /NVENTORS E.1..ERw//v 5 y TTORNEV Dec. l0, 1940. A. J. BUscH Erm.

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BV MSWWW A TTORNEV Dec. 1o, 1940. A, J BUSCH ETAL 2,224,251

I TELEPHONE SYSTEM 2l Sheets-Sheet 10 A. J. BUSCH Erm. 2,224,251

TELEPHONE SYSTEM Filed June 17, 19:58 21 sheets-sheet 12 GNN /A/l/E/vons: 15g/fici Arron/v y Dec.V 1o, 1940.

Dec. 10, 1940.

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TELEPHONE sys-IEM Filed June 17, 1938 21 sheets-sheet 13` Gom.

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Dec. 10, 1940. A. J. BUSCH ETAL 2,224,251'

TELEPHONE SYSTEM FiledJune 17, 1958 l v2l Sheets-Sheet 14 A. J. BUSCH NVENTORS E. L'ERW/N A 7' TORNE V Dec. l0, 1940. A. J. BUscH ETAL TELEPHONE SYSTEM Filed June 17, 1938 2l Sheets-Sheet 15 MMM v :5 @i m5 Dec. 10, 1940.

A. J. BUSCH EF AL TELEPHONE SYSTEM Filed Jrune 17, .1938 2l Sheets-Sheet 16 /NVEN fons: ggg/fly @y WGW Dec., 10, 1940.a A. J. BUSCH ETAL TELEPHONE SYSTEM Filed June 17, 1938 v Y f Y selvas L//wr v 74 co/v moL T cmcu/ r V /90/ i /Nl/ENTORS: A J- BUSCH 21 sheets-sheet 17' E. l.. ERW//V BV A T7'ORNV Dec. 10, AI' A. .1. BUSCH Erm.

TELEPHONE SYSTEM 2l Sheets-Sheet 18 Filed June 17, 1938l Q NBN.

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Dec. 10, 1940.

A. .L BUscH Erm. TELEPHONE SYSTEM Filed June 17, 1958 2l Sheets-Shea?l 19 ATTORNEY Dec. 10, 1940. A. J. BUSCH ETAL TELEPHONE SYSTEM 21 Sheets-Sheet 2O Filed June 17, 1938 KNNN MMM

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